Weil-McLain SVF 1500 Manual page 65

SVF
™
Series 1
Commercial Condensing Gas-Fired Water Boiler — Boiler Manual
Field wiring
M. Multiple Boiler and BMS Connections –
1. The boiler control is capable of multiple boiler communication and control of up
to eight (8) boilers in one installation.
2. The boiler control is also capable of BMS communication.
TM
3. See SVF
Advanced Manual for multiple boiler installation and setup information.
N. Additional heat demand contacts – OPTIONAL
1. The control module can be set to activate another heat source using its additional
heat demand dry contacts through terminal block P16 pins 6 & 7.
2. Connect these terminals to call for heat from the other heat source.
3. Contact electrical ratings: 24VAC or less; 0.5 amp or less.
4. Set the control to activate the heat demand contacts as needed.
TM
5. See SVF
Advanced Manual to configure.
O. 0-10 VDC Output Section
1. The control module can be set to activate another heat source using its 0-10VDC
Output through terminal block P16 pins 1 & 2.
2. Connect these terminals to 0-10VDC inputs on another heat source to control
its modulation rate.
3. Maximum electrical ratings: 10VDC; 108μ A.
4. Set the control to activate the output as needed.
TM
5. See SVF
Advanced Manual to configure.
Part number 550-100-250/0819
(see Figure 51 - Figure 58)
( control module, top left)
TM
ni
( control module, top left)
TM
ni
(continued)
see ADVANCED Manual
(Expansion module, right side)
TM
See SVF
Advanced Manual for details.
See Figure 51, page 50 for details.
See Figure 51, page 50 for details.
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